He was charged with eight counts of murder, 12 counts of attempted murder, one count of providing material support to Islamic State and one count of violence and destruction of a motor vehicle resulting in death.

Image:The attacker was shot by police before being arrested

He has denied all charges but could could face the death penalty if found guilty of the most serious accusations, although it is not yet clear whether prosecutors will seek capital punishment.

US President Donald Trump has said he should be executed.

Saipov told investigators "he felt good about what he had done", having been inspired by IS videos and begun planning the attack in 2016, according to a criminal complaint filed the day after the attack.

Image:An apartment block in Tashkent, Uzbekistan, where Saipov lived with his family

He asked for permission to display the IS flag in his hospital room as he received treatment for the gunshot wound, the complaint said.